diff --git a/Dockerfile b/Dockerfile
index dc416e3..35e3b0d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 ### build go executable
-FROM --platform=$BUILDPLATFORM golang:1.21.6 as build
+FROM --platform=$BUILDPLATFORM golang:1.21.7 as build
 ARG TARGETOS TARGETARCH
 
 WORKDIR /workspace